Aeration method, aeration apparatus and aeration system

Details for Australian Patent Application No. 2005252072 (hide)

Owner Ikeda, Y. Fujisato, S. Fujisato, T.

Inventors Fujisato, Tetsuhiko

Agent Griffith Hack

Pub. Number AU-A-2005252072

PCT Pub. Number WO2005/121031

Priority 2005-047920 26.01.05 JP; 2004-198665 08.06.04 JP

Filing date 7 June 2005

Wipo publication date 22 December 2005

International Classifications

C02F 3/20 (2006.01) Biological treatment of water, waste water, or sewage - using diffusers

Event Publications

1 February 2007 PCT application entered the National Phase

  PCT publication WO2005/121031 Priority application(s): WO2005/121031

4 September 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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